(a) Deposition transcript to be provided to witness. The deposition officer must provide the original deposition transcript to the witness for examination and signature. If the witness is represented by an attorney at the deposition, the deposition officer must provide the transcript to the attorney instead of the witness.

(b) Changes by witness; signature. The witness may change responses as reflected in the deposition transcript by indicating the desired changes, in writing, on a separate sheet of paper, together with a statement of the reasons for making the changes. No erasures or obliterations of any kind may be made to the original deposition transcript. The witness must then sign the transcript under oath and return it to the deposition officer. If the witness does not return the transcript to the deposition officer within 20 days of the date the transcript was provided to the witness or the witness's attorney, the witness may be deemed to have waived the right to make the changes.

(c) Exceptions. The requirements of presentation and signature under this subdivision do not apply: